| 整蛊王 |
2007-09-09 22:58 |
//查询是否选择条件 function ValidData(txtAcount,txtPwd,txtCode) { var obj0 = document.getElementById(txtAcount);//通行证帐号 var obj1 = document.getElementById(txtPwd);//通行证密码 var obj2 = document.getElementById(txtCode);//验证码
var vobj0 = ""; var vobj1 = ""; var vobj2 = "";
if(obj0 != null) { vobj0=obj0.value; } if(obj1 != null) { vobj1=obj1.value; } if(obj2 != null) { vobj2=obj2.value; }
if(obj0 != null && vobj0=="") { alert("请输入通行证帐号!") obj0.focus(); return false; } if(obj1 != null && vobj1=="") { alert("请输入通行证密码!") obj1.focus(); return false; } if(obj2 != null && vobj2=="") { alert("请输入验证码!") obj2.focus(); return false; 我想你们应该可以看出点什么 无论你输入什么都会被强制转到false就是失败
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